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OTC 7L 17s
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Omnitetrachordal MODMOS scale
7L+17s
24 tones (10+4+10)
mohajira
/
neutral-thirds
; 2 forms; imperfect; best at low L/s
P
= 0.5872804832
Q
= 5.8650213288 (4/3 = 3L+6.5s)
L = 50.00 to 171.43 cents (121.23 cents @ Q)
s = 0.00 to 50.00 cents (20.67 cents @ Q)
9/8 = L+3s (171.43 to 200.00 cents)
4/3 = 3L+7s (500.00 to 514.29 cents)
MOS generator = 2L+5s (342.86 to 350.00 cents)
notable EDOs: 31, 38, 45, 55, 69
sssLssLsssLssLsssLssLssL
(MOS, not OTC)
||
sssLsssLssLssLsssLssLssL
(OTC MODMOS, form 1) - gc 22; 2o
sssLssLsssLssLsssLssLssL
(MOS, not OTC)
|| || ||
sssLsssLsssLsLsssLsssLsL
(OTC MODMOS, form 2) - gc 18; 6o
sssLsssLssLssLsssLssLssL
(OTC MODMOS, form 1)
|| ||
sssLsssLsssLsLsssLsssLsL
(OTC MODMOS, form 2)
all modes, form 1:
sssL sssLssLssL sssLssLssL
ssLs ssLssLssLs ssLssLssLs
ssLsssLssL ssLsssLssL ssLs
sLss sLssLssLss sLssLssLss
sLsssLssLs sLsssLssLs sLss
Lsss LssLssLsss LssLssLsss
LsssLssLss LsssLssLss Lsss
sssL ssLssLsssL ssLssLsssL
sssLssLssL sssLssLssL sssL
ssLs sLssLsssLs sLssLsssLs
ssLssLssLs ssLssLssLs ssLs
sLss LssLsssLss LssLsssLss
sLssLssLss sLssLssLss sLss
LssLssLsss LssLssLsss Lsss
ssLssLsssL ssLssLsssL sssL
sLssLsssLs sLssLsssLs ssLs
LssLsssLss LssLsssLss sLss
ssLsssLssL ssLs ssLsssLssL
sLsssLssLs sLss sLsssLssLs
LsssLssLss Lsss LsssLssLss
sssLssLssL sssL sssLssLssL
ssLssLssLs ssLs ssLssLssLs
sLssLssLss sLss sLssLssLss
LssLssLsss Lsss LssLssLsss
ssLssLsssL sssL ssLssLsssL
sLssLsssLs ssLs sLssLsssLs
LssLsssLss sLss LssLsssLss
ssLs ssLsssLssL ssLsssLssL
sLss sLsssLssLs sLsssLssLs
Lsss LsssLssLss LsssLssLss
all modes, form 2:
sssL sssLsssLsL sssLsssLsL
ssLs ssLsssLsLs ssLsssLsLs
sLss sLsssLsLss sLsssLsLss
sLsssLsssL sLsssLsssL sLss
Lsss LsssLsLsss LsssLsLsss
LsssLsssLs LsssLsssLs Lsss
sssL sssLsLsssL sssLsLsssL
sssLsssLsL sssLsssLsL sssL
ssLs ssLsLsssLs ssLsLsssLs
ssLsssLsLs ssLsssLsLs ssLs
sLss sLsLsssLss sLsLsssLss
sLsssLsLss sLsssLsLss sLss
Lsss LsLsssLsss LsLsssLsss
LsssLsLsss LsssLsLsss Lsss
sssL sLsssLsssL sLsssLsssL
sssLsLsssL sssLsLsssL sssL
ssLs LsssLsssLs LsssLsssLs
ssLsLsssLs ssLsLsssLs ssLs
sLsLsssLss sLsLsssLss sLss
LsLsssLsss LsLsssLsss Lsss
sLsssLsssL sLss sLsssLsssL
sLsssLsssL sLsssLsssL sssL
LsssLsssLs Lsss LsssLsssLs
LsssLsssLs LsssLsssLs ssLs
sssLsssLsL sssL sssLsssLsL
ssLsssLsLs ssLs ssLsssLsLs
sLsssLsLss sLss sLsssLsLss
LsssLsLsss Lsss LsssLsLsss
sssLsLsssL sssL sssLsLsssL
ssLsLsssLs ssLs ssLsLsssLs
sLsLsssLss sLss sLsLsssLss
LsLsssLsss Lsss LsLsssLsss
sLss sLsssLsssL sLsssLsssL
sLsssLsssL sssL sLsssLsssL
Lsss LsssLsssLs LsssLsssLs
LsssLsssLs ssLs LsssLsssLs
See also
Omnitetrachordality
Gallery of omnitetrachordal scales
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7L+17s
24 tones (10+4+10)
mohajira / neutral-thirds; 2 forms; imperfect; best at low L/s
P = 0.5872804832
Q = 5.8650213288 (4/3 = 3L+6.5s)
L = 50.00 to 171.43 cents (121.23 cents @ Q)
s = 0.00 to 50.00 cents (20.67 cents @ Q)
9/8 = L+3s (171.43 to 200.00 cents)
4/3 = 3L+7s (500.00 to 514.29 cents)
MOS generator = 2L+5s (342.86 to 350.00 cents)
notable EDOs: 31, 38, 45, 55, 69
sssLssLsssLssLsssLssLssL (MOS, not OTC)
||
sssLsssLssLssLsssLssLssL (OTC MODMOS, form 1) - gc 22; 2o
sssLssLsssLssLsssLssLssL (MOS, not OTC)
|| || ||
sssLsssLsssLsLsssLsssLsL (OTC MODMOS, form 2) - gc 18; 6o
sssLsssLssLssLsssLssLssL (OTC MODMOS, form 1)
|| ||
sssLsssLsssLsLsssLsssLsL (OTC MODMOS, form 2)
all modes, form 1:
all modes, form 2:
See also